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Paper1 Flashcards

1
Q

Where do polymers come from?

A

Polymers are melted from petroleum oil and made by scientists and engyniers

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2
Q

What are the two main polymer families?

A

Thermo setting (cant form into shape)
Thermo forming (can form into shape)

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3
Q

What is a pigment?

A

Colour

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4
Q

What are polymer additives

A

Chemicals added to the base of the polymer

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5
Q

Why are polymer additives used?

A

Improve the process of making and make things live longer

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6
Q

what is (HIPS)

A

High impact polystryene

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7
Q

What is PVC

A

Polyvinyl chloride

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8
Q

What is PET

A

Polythlyne terephlate

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9
Q

What is PF

A

Phenol formaladhyde

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10
Q

What is PP

A

Polyproplene

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11
Q

What is MF

A

Melamine Formaldehyde

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12
Q

What is UH

A

Urea Formaldehyde

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13
Q

What is PMMA

A

Acrylic

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14
Q

What is coppers composition

A

Silicon

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15
Q

What is cast irons composition

A

Iron

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16
Q

What is stainless steel composition

A

Chorimah

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17
Q

What is Brass composition

A

Copper zinc

18
Q

What is Aluminium composition

A

Pure metal

19
Q

What is Low Carbon Steel composition

A

Mild steel

20
Q

What is High Carbon Steel composition

A

Carbon steel metal

21
Q

What is zinc composition

A

Sphalerite

22
Q

What are the 6 Rs

A

Reduce
Rethink
Refuse
Recycle
Reuse
Repair

23
Q

What is Reduce

A

Is it possible to reduce the amount of materials used

24
Q

What is Rethink

A

Is there a better way to solve this that is less damaging to the enviourment

25
Q

What is refuse

A

This means not accepting things that are not the best for the enviourment

26
Q

Egsample for refuse

A

Is the packaging realy needed

27
Q

What is Recycle

A

Could recycled materials be or is it the product made from the materials thhat are easy to recycle

28
Q

What is Reuse

A

Could this product have another use. Could its larts be used in other products. This will extend its life

29
Q

What is Repair

A

Is the product easy to repair. This will extend its life

30
Q

What are primary sources

A

First had authorstive accounts for events topic histlrical periods

31
Q

Original imformation is

A

A primary recource

32
Q

E.g primary recource

A

Letters or diarys,original photographs,speeches,newspaper,creative works,reserch data or survey

33
Q

What are secondary recources

A

Interpret,critique,analyse primary recources

34
Q

E.g of secondary recources

A

Textbooks,essays or reviews,articals that analyse or discuss events,critisism

35
Q

What does enterprise mean

A

Starting a new buissness or expanding one

36
Q

What is finite

A

Will not run out

37
Q

Polluting

A

Toxic run off and impacts on local people

38
Q

Sin calc?

A

Opp/hyp

39
Q

Cos calc?

A

Addj/hyp

40
Q

Tan calc?

A

Opp/addj

Dt (2 decks)

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